The temperature on July 2, 1912 was between 8.5 °C and 17.0 °C and averaged 13.6 °C. There was 0.3 mm of rain. There was -0.1 hours of sunshine (0%). The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
January 17 » British polar explorer Captain Robert Falcon Scott reaches the South Pole, one month after Roald Amundsen.
February 14 » Arizona is admitted as the 48th and the last contiguous U.S. state.
May 13 » The Royal Flying Corps, the forerunner of the Royal Air Force, is established in the United Kingdom.
July 8 » Henrique Mitchell de Paiva Couceiro leads an unsuccessful royalist attack against the First Portuguese Republic in Chaves.
September 28 » The Ulster Covenant is signed by some 500,000 Ulster Protestant Unionists in opposition to the Third Irish Home Rule Bill.
October 11 » First Balkan War: The day after the Battle of Sarantaporo, Greek troops liberate the city of Kozani.
Day of marriage December 30, 1937
The temperature on December 30, 1937 was between -3.6 °C and 0.4 °C and averaged -1.3 °C. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Jan Kaper, "Family tree Kaper", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-kaper/I65686.php : accessed February 4, 2026), "Lutske Wiersma (1912-)".
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